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Finding the Fourth Proportional to 73,604.64, 101,587.65 and 43,388.16

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Solution

The fourth proportional to 73,604.64, 101,587.65 and 43,388.16 is: 59,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,604.64 : 101,587.65 = 43,388.16 : x
  2. Step 2: Convert to fraction form
    73,604.64/101,587.65 = 43,388.16/x
  3. Step 3: Cross multiply
    73,604.64x = 101,587.65 × 43,388.16
  4. Step 4: Simplify right side
    73,604.64x = 4,407,701,212.22
  5. Step 5: Solve for x
    x = 4,407,701,212.22/73,604.64
  6. Step 6: Final answer
    x = 59,883.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.